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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="preprocessor">#ifndef CPPJIEBA_POS_TAGGING_H</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="preprocessor">#define CPPJIEBA_POS_TAGGING_H</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;</div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="preprocessor">#include &quot;glog/logging.h&quot;</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="preprocessor">#include &quot;StringUtils.hpp&quot;</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="preprocessor">#include &quot;SegmentTagged.hpp&quot;</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="preprocessor">#include &quot;DictTrie.hpp&quot;</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;</div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacecppjieba.html">cppjieba</a> {</div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="keyword">using namespace </span><a class="code" href="namespacechatopera_1_1utils.html">chatopera::utils</a>;</div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;</div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="keyword">const</span> POS_M = <span class="stringliteral">&quot;m&quot;</span>;</div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="keyword">const</span> POS_ENG = <span class="stringliteral">&quot;eng&quot;</span>;</div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="keyword">const</span> POS_X = <span class="stringliteral">&quot;x&quot;</span>;</div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;</div><div class="line"><a name="l00016"></a><span class="lineno"><a class="line" href="classcppjieba_1_1PosTagger.html">   16</a></span>&#160;<span class="keyword">class </span><a class="code" href="classcppjieba_1_1PosTagger.html">PosTagger</a> {</div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160; <span class="keyword">public</span>:</div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;  <a class="code" href="classcppjieba_1_1PosTagger.html">PosTagger</a>() {</div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;  }</div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;  ~<a class="code" href="classcppjieba_1_1PosTagger.html">PosTagger</a>() {</div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;  }</div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;</div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;  <span class="keywordtype">bool</span> Tag(<span class="keyword">const</span> <span class="keywordtype">string</span>&amp; src, vector&lt;pair&lt;string, string&gt; &gt;&amp; res, <span class="keyword">const</span> <a class="code" href="classcppjieba_1_1SegmentTagged.html">SegmentTagged</a>&amp; segment)<span class="keyword"> const </span>{</div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;    vector&lt;string&gt; CutRes;</div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;    segment.Cut(src, CutRes);</div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;</div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;    <span class="keywordflow">for</span> (vector&lt;string&gt;::iterator itr = CutRes.begin(); itr != CutRes.end(); ++itr) {</div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;      res.push_back(make_pair(*itr, LookupTag(*itr, segment)));</div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;    }</div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;</div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;    <span class="keywordflow">return</span> !res.empty();</div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;  }</div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;</div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;  <span class="keywordtype">string</span> LookupTag(<span class="keyword">const</span> <span class="keywordtype">string</span> &amp;str, <span class="keyword">const</span> <a class="code" href="classcppjieba_1_1SegmentTagged.html">SegmentTagged</a>&amp; segment)<span class="keyword"> const </span>{</div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;    <span class="keyword">const</span> <a class="code" href="structcppjieba_1_1DictUnit.html">DictUnit</a> *tmp = NULL;</div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;    <a class="code" href="classlimonp_1_1LocalVector.html">RuneStrArray</a> runes;</div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;    <span class="keyword">const</span> <a class="code" href="classcppjieba_1_1DictTrie.html">DictTrie</a> * dict = segment.GetDictTrie();</div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;    assert(dict != NULL);</div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;</div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;    <span class="keywordflow">if</span> (!DecodeRunesInString(str, runes)) {</div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;      VLOG(2) &lt;&lt; <span class="stringliteral">&quot;Decode failed.&quot;</span>;</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;      <span class="keywordflow">return</span> POS_X;</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;    }</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    tmp = dict-&gt;Find(runes.begin(), runes.end());</div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;</div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;    <span class="keywordflow">if</span> (tmp == NULL || tmp-&gt;tag.empty()) {</div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;      <span class="keywordflow">return</span> SpecialRule(runes);</div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;    } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;      <span class="keywordflow">return</span> tmp-&gt;tag;</div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;    }</div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;  }</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;</div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160; <span class="keyword">private</span>:</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;  <span class="keyword">const</span> <span class="keywordtype">char</span>* SpecialRule(<span class="keyword">const</span> <a class="code" href="classlimonp_1_1LocalVector.html">RuneStrArray</a>&amp; unicode)<span class="keyword"> const </span>{</div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;    <span class="keywordtype">size_t</span> m = 0;</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;    <span class="keywordtype">size_t</span> eng = 0;</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i &lt; unicode.size() &amp;&amp; eng &lt; unicode.size() / 2; i++) {</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;      <span class="keywordflow">if</span> (unicode[i].rune &lt; 0x80) {</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;        eng ++;</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;</div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;        <span class="keywordflow">if</span> (<span class="charliteral">&#39;0&#39;</span> &lt;= unicode[i].rune &amp;&amp; unicode[i].rune &lt;= <span class="charliteral">&#39;9&#39;</span>) {</div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;          m++;</div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;        }</div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;      }</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;    }</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;    <span class="comment">// ascii char is not found</span></div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;    <span class="keywordflow">if</span> (eng == 0) {</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;      <span class="keywordflow">return</span> POS_X;</div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;    }</div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;</div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;    <span class="comment">// all the ascii is number char</span></div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;    <span class="keywordflow">if</span> (m == eng) {</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;      <span class="keywordflow">return</span> POS_M;</div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;    }</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;    <span class="comment">// the ascii chars contain english letter</span></div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;    <span class="keywordflow">return</span> POS_ENG;</div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;  }</div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;</div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;}; <span class="comment">// class PosTagger</span></div><div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;</div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;} <span class="comment">// namespace cppjieba</span></div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;</div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;<span class="preprocessor">#endif</span></div><div class="ttc" id="classlimonp_1_1LocalVector_html"><div class="ttname"><a href="classlimonp_1_1LocalVector.html">limonp::LocalVector&lt; struct RuneStr &gt;</a></div></div>
<div class="ttc" id="namespacecppjieba_html"><div class="ttname"><a href="namespacecppjieba.html">cppjieba</a></div><div class="ttdef"><b>Definition:</b> DictTrie.hpp:18</div></div>
<div class="ttc" id="structcppjieba_1_1DictUnit_html"><div class="ttname"><a href="structcppjieba_1_1DictUnit.html">cppjieba::DictUnit</a></div><div class="ttdef"><b>Definition:</b> Trie.hpp:15</div></div>
<div class="ttc" id="classcppjieba_1_1SegmentTagged_html"><div class="ttname"><a href="classcppjieba_1_1SegmentTagged.html">cppjieba::SegmentTagged</a></div><div class="ttdef"><b>Definition:</b> SegmentTagged.hpp:8</div></div>
<div class="ttc" id="namespacechatopera_1_1utils_html"><div class="ttname"><a href="namespacechatopera_1_1utils.html">chatopera::utils</a></div><div class="ttdef"><b>Definition:</b> MathUtils.hpp:21</div></div>
<div class="ttc" id="classcppjieba_1_1PosTagger_html"><div class="ttname"><a href="classcppjieba_1_1PosTagger.html">cppjieba::PosTagger</a></div><div class="ttdef"><b>Definition:</b> PosTagger.hpp:16</div></div>
<div class="ttc" id="classcppjieba_1_1DictTrie_html"><div class="ttname"><a href="classcppjieba_1_1DictTrie.html">cppjieba::DictTrie</a></div><div class="ttdef"><b>Definition:</b> DictTrie.hpp:27</div></div>
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